Include a stripped-down version of FLTK in tree and add a USE_INCLUDED_FLTK option to build against it.


git-svn-id: svn://svn.code.sf.net/p/tigervnc/code/trunk@4603 3789f03b-4d11-0410-bbf8-ca57d06f2519
diff --git a/common/fltk/src/Fl_XBM_Image.cxx b/common/fltk/src/Fl_XBM_Image.cxx
new file mode 100644
index 0000000..cb35c1b
--- /dev/null
+++ b/common/fltk/src/Fl_XBM_Image.cxx
@@ -0,0 +1,112 @@
+//
+// "$Id: Fl_XBM_Image.cxx 7903 2010-11-28 21:06:39Z matt $"
+//
+// Fl_XBM_Image routines.
+//
+// Copyright 1997-2010 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems on the following page:
+//
+//     http://www.fltk.org/str.php
+//
+// Contents:
+//
+//   Fl_XBM_Image::Fl_XBM_Image() - Load an XBM file.
+//
+
+//
+// Include necessary header files...
+//
+
+#include <FL/Fl.H>
+#include <FL/Fl_XBM_Image.H>
+#include <stdio.h>
+#include <stdlib.h>
+#include <FL/fl_utf8.h>
+#include "flstring.h"
+
+//
+// 'Fl_XBM_Image::Fl_XBM_Image()' - Load an XBM file.
+//
+
+/**  
+  The constructor loads the named XBM file from the given name filename.
+  <P>The destructor free all memory and server resources that are used by 
+  the image.
+*/
+Fl_XBM_Image::Fl_XBM_Image(const char *name) : Fl_Bitmap((const char *)0,0,0) {
+  FILE	*f;
+  uchar	*ptr;
+
+  if ((f = fl_fopen(name, "rb")) == NULL) return;
+
+  char buffer[1024];
+  char junk[1024];
+  int wh[2]; // width and height
+  int i;
+  for (i = 0; i<2; i++) {
+    for (;;) {
+      if (!fgets(buffer,1024,f)) {
+        fclose(f);
+	return;
+      }
+      int r = sscanf(buffer,"#define %s %d",junk,&wh[i]);
+      if (r >= 2) break;
+    }
+  }
+
+  // skip to data array:
+  for (;;) {
+    if (!fgets(buffer,1024,f)) {
+      fclose(f);
+      return;
+    }
+    if (!strncmp(buffer,"static ",7)) break;
+  }
+
+  // Allocate memory...
+  w(wh[0]);
+  h(wh[1]);
+
+  int n = ((wh[0]+7)/8)*wh[1];
+  array = new uchar[n];
+
+  // read the data:
+  for (i = 0, ptr = (uchar *)array; i < n;) {
+    if (!fgets(buffer,1024,f)) {
+      fclose(f);
+      return;
+    }
+    const char *a = buffer;
+    while (*a && i<n) {
+      unsigned int t;
+      if (sscanf(a," 0x%x",&t)>0) {
+        *ptr++ = (uchar)t;
+	i ++;
+      }
+      while (*a && *a++ != ',');
+    }
+  }
+
+  fclose(f);
+}
+
+
+//
+// End of "$Id: Fl_XBM_Image.cxx 7903 2010-11-28 21:06:39Z matt $".
+//